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966 Muschi (A921 VD)
Classification: Main-belt Asteroid          SPK-ID: 2000966
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306492546701768 2.5324e-08  
a 2.719050208868608 9.5368e-09 au
q 2.363808325669136 6.7385e-08 au
i 14.41172733590213 9.6157e-07 deg
node 72.40994623496228 5.5748e-06 deg
peri 177.9974258913548 8.8931e-06 deg
M 250.9936721092816 1.0465e-05 deg
tp 2459892.376442235108
(2022-Nov-08.87644223)
4.9217e-05 TDB
period 1637.661984023581
4.48
8.6159e-06
2.359e-08
d
yr
n .2198255827588512 1.1565e-09 deg/d
Q 3.074292092068081 1.0783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3106  
   data-arc span      35876 days (98.22 yr)  
   first obs. used      1923-03-19  
   last obs. used      2021-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40024  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 11:47:19  

Additional Information
 Earth MOID = 1.34983 au 
 Jupiter MOID = 1.96568 au 
 T_jup = 3.302 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.96   n/a MPO636075 IRAS observations used: 5
diameter diameter 25.509 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.355 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Stephens, R.D. (2004) Minor Planet Bull. 31, 60-61.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Kaasalainen, M.; Warner, B.D.; Fauerbach, M.; et al. (2009) Astron. Astrophys. 493, 291-297.]
[Klinglesmith III, D.A.; Hanowell, J.; Risely, E.; Turk, J.; et al. (2013) Minor Planet Bull. 40, 190-193.]
geometric albedo albedo 0.323   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.867   0.012 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=9.41, mean=12.90, max.=15.99) deg.
U-B UB 0.441   0.029 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=9.41, mean=13.79, max.=15.99) deg.
Tholen spectral type spec_T S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

966 Muschi (A921 VD)          Discovered 1921-Nov-09 by Baade, W. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1953-Feb-16 16:23 < 00:01 Jupiter 1.96033513473707 1.96033495750206 1.9603353119723 4.04313121261472 3.93481245778914 2434425.182510400 0.882797916096513 67.8461184915532 7.08264421235148 -87.2194068887368 9835103.63072331 T 47 CATAB v2.0g-lin.ifort 2021-Jul-08 11:48:32 2021-Jul-08 11:48
1989-Mar-16 19:24 < 00:01 Jupiter 1.98263954681803 1.98263928935424 1.98263980428228 4.15446973149554 4.05033079051509 2447602.308407612 0.360239472420745 57.128800894665 4.79188483219554 -79.0863646591784 10427827.932864 T 47 CATAB v2.0g-lin.ifort 2021-Jul-08 11:48:32 2021-Jul-08 11:48
2118-Dec-24 01:42 00:02 Jupiter 1.97845958151233 1.97845917251743 1.97845999050735 4.02083714596176 3.91291284229557 2495000.570675601 1.49378254642493 43.8800022320621 16.5408097179589 -71.475409854155 9559125.36055485 T 47 CATAB v2.0g-lin.ifort 2021-Jul-08 11:48:32 2021-Jul-08 11:48
2155-Jan-23 14:23 00:02 Jupiter 1.96525225310072 1.96525203239709 1.96525247380682 4.13621812577757 4.03067011988835 2508180.099057491 1.98117417836328 163.400680301451 6.98251804856232 -87.5229153398758 9400238.81612134 T 47 CATAB v2.0g-lin.ifort 2021-Jul-08 11:48:32 2021-Jul-08 11:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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